IPA: /ˈwɔrn.nəs/
KK: /wɔrn.nəs/
The state or quality of being damaged or used due to wear and tear.
The wornness of the old shoes made them uncomfortable to wear.
Wornness → It is formed from "worn" (the past participle of "wear", from Old English "werian", meaning to carry or to use) and the suffix "-ness" (meaning the state or quality of). The word "wornness" refers to the state of being worn or used up.
Think of the state of something that has been 'used' ('wear') and is now in a condition of 'wornness' — it describes how something looks after being carried or used for a long time.